PYRAZOLECARBOXYLIC ACID DERIVATIVES, THEIR PREPARATION, PHARMACEUTICAL COMPOSITIONS CONTAINING THEM

摘要

The invention concerns N-piperidino-5-(4-bromophenyl)-1- (2,4dichlorophenyl)-4-ethylpyrazole-3-carboxamide of formula (I), (See formula I) the salts and solvents thereof which are powerful antagonists of cannabinoid CB 1 receptors. The method for preparing them consists in reacting a functional derivative of 5-(4- brothophenyl)-1-(2,4-dichlorophenyl)-4-ethylpyrazole-3-carboxylic acid with 1-aminopiperidine with subsequent optional salification.